River crests in Memphis; states downstream prepare

The flooded Mississippi River flows past downtown Memphis, Tenn., Monday, May 9, 2011. (AP Photo/Danny Johnston)

May 10, 2011 3:25:28 PM PDT
The Mississippi crest rolled past Memphis on Tuesday, going easy on much of the city, yet downriver in the mostly poor, fertile Delta region, floodwaters washed away crops, damaged hundreds of homes and closed casinos key to the state's economy.